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Light Weight Insulating Castable
- AI2O3(%): 15%-30%
- Apparent Porosity: 19%–24%
- Bulk density (g/cm3): 0.4-0.5g/cm3
- Refractoriness (Degree): Common (1580°< Refractoriness< 1770°)
Product Information
Light weight insulating castable, a kind of monolithic refractory castable, is mainly made from light weight refractory aggregate and mixed with powder materials, high alumina cement adhesive, dispersant, plasticizer， coagulant and other additives.
| Item | Light weight insulating castable | ||
| Trademark | CS-HA-06 | CS-HA-10 | |
| AL2O3 % | 65 | 65 | |
| Maximum working temperature℃ | 1000 | 1060 | |
| Bulk Density after drying（g/cm3） | 0.60-0.70 | 1.00-1.10 | |
Bending Strength | 110℃*24h | ≥0.5 | ≥1.5 |
| 800℃*3h | ≥0.5 | ≥1 | |
| Compressive strength (%) | 110℃*24h | ≥2 | ≥5 |
| 800℃*3h | ≥1.5 | ≥3 | |
| Linear change after sintering | 800℃*3h | -1.5 | -0.7 |
| Thermal conductivity 800℃ (w/m.k) | ≥0.18 | ≥0.28 | |
Light weight insulating castable owns characteristics of high working temperature, low thermal conductivity, good thermal insulation, small bulk density, weight reducing of furnace structure, etc.
Light weight insulating castable has been widely used in insulating layers and linings of furnaces, thermal equipment, flues and chimney in metallurgy, machinery, petrochemicals, electric power, building materials and other industrial sectors.
